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Remove cached thread local context from LayoutContext

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Remove cached thread local context from LayoutContext, use LayoutContext for
assign_inline_sizes(), and simplify the parallel flow traversal code.
This commit is contained in:
Pu Xingyu 2017-02-07 10:45:13 +08:00
parent f07bfaa974
commit 336aa795b4
24 changed files with 331 additions and 428 deletions
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12
components/layout/table_cell.rs
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@ -8,7 +8,7 @@
use app_units::Au;
use block::{BlockFlow, ISizeAndMarginsComputer, MarginsMayCollapseFlag};
use context::{LayoutContext, SharedLayoutContext};
use context::LayoutContext;
use cssparser::Color;
use display_list_builder::{BlockFlowDisplayListBuilding, BorderPaintingMode, DisplayListBuildState};
use euclid::{Point2D, Rect, SideOffsets2D, Size2D};
@ -21,7 +21,6 @@ use script_layout_interface::wrapper_traits::ThreadSafeLayoutNode;
use std::fmt;
use std::sync::Arc;
use style::computed_values::{border_collapse, border_top_style, vertical_align};
use style::context::SharedStyleContext;
use style::logical_geometry::{LogicalMargin, LogicalRect, LogicalSize, WritingMode};
use style::properties::ServoComputedValues;
use table::InternalTable;
@ -82,7 +81,7 @@ impl TableCellFlow {
/// inline(always) because this is only ever called by in-order or non-in-order top-level
/// methods.
#[inline(always)]
fn assign_block_size_table_cell_base<'a>(&mut self, layout_context: &'a LayoutContext<'a>) {
fn assign_block_size_table_cell_base(&mut self, layout_context: &LayoutContext) {
let remaining = self.block_flow.assign_block_size_block_base(
layout_context,
None,
@ -193,11 +192,12 @@ impl Flow for TableCellFlow {
/// Recursively (top-down) determines the actual inline-size of child contexts and fragments.
/// When called on this context, the context has had its inline-size set by the parent table
/// row.
fn assign_inline_sizes(&mut self, shared_context: &SharedStyleContext) {
fn assign_inline_sizes(&mut self, layout_context: &LayoutContext) {
let _scope = layout_debug_scope!("table_cell::assign_inline_sizes {:x}",
self.block_flow.base.debug_id());
debug!("assign_inline_sizes({}): assigning inline_size for flow", "table_cell");
let shared_context = layout_context.shared_context();
// The position was set to the column inline-size by the parent flow, table row flow.
let containing_block_inline_size = self.block_flow.base.block_container_inline_size;
@ -226,12 +226,12 @@ impl Flow for TableCellFlow {
|_, _, _, _, _, _| {});
}
fn assign_block_size<'a>(&mut self, layout_context: &'a LayoutContext<'a>) {
fn assign_block_size(&mut self, layout_context: &LayoutContext) {
debug!("assign_block_size: assigning block_size for table_cell");
self.assign_block_size_table_cell_base(layout_context);
}
fn compute_absolute_position(&mut self, layout_context: &SharedLayoutContext) {
fn compute_absolute_position(&mut self, layout_context: &LayoutContext) {
self.block_flow.compute_absolute_position(layout_context)
}